package modelo;

public class Facil extends Dificultad{

	private static Facil instancia = null;
	
	private Facil(){}

	private synchronized static void crearInstancia(){
		if (instancia == null){
			instancia = new Facil();
		}
	}

	public static Dificultad obtenerInstancia(){
		if (instancia == null){
			crearInstancia();
		}
		return instancia;
	}

}